brother-in-law

== English == === Alternative forms === brother in law === Etymology === From Middle English brother-in-lawe; equivalent to brother +‎ -in-law. === Pronunciation === (General American) IPA(key): /ˈbɹʌðɚ ɪn ˌlɔ/ (enPR: brŭˈ -thər-ĭn-lôˌ) (cot–caught merger) IPA(key): /ˈbɹʌðɚ ɪn ˌlɑ/ (enPR: -läˌ) (Received Pronunciation) IPA(key): /ˈbɹʌðəɹ ɪn ˌlɔː/ (enPR: -lôˌ) === Noun === brother-in-law (plural brothers-in-law or (archaic) brethren-in-law or (colloquial, nonstandard) brother-in-laws) A male relative of one's generation, separated by one degree of marriage: The brother of one's spouse. The husband of one's sibling. Co-brother-in-law: A male relative of one's generation, separated by two degrees of marriage: The husband of the sibling of one's spouse. (uncommon) The brother of the spouse of one's sibling. ==== Quotations ==== ==== Hypernyms ==== in-law ==== Derived terms ==== ==== Related terms ==== ==== Translations ==== === References === “brother-in-law”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. “brother-in-law”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present. "brother-in-law" in Cambridge Advanced Learner's Dictionary (Cambridge University Press, 2007) Random House Webster's Unabridged Electronic Dictionary (1987-1996)